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		                        | National Stock Number:
 4820-01-243-0896
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 012430896
 
 Description:
 SEAT,VALVE
 
 Detail:
 A replaceable item designed to provide a circular stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.
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 Manufacturer Information:
 
 | 825468 | 63686 | THE WALWORTH COMPANY |  | B-55023 | 90664 | WALWORTH CO MARINE DIV |  | B-55023 PIECE 22 | 90664 | WALWORTH CO MARINE DIV |  | T044474 | 90664 | WALWORTH CO MARINE DIV | 
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 Techincal Specification:
 
 | PROPRIETARY CHARACTERISTICS | PACS |  | SEATING SURFACE SHAPE | FLAT |  | STYLE DESIGNATOR | PLAIN |  | MATERIAL | COPPER ALLOY 836 OVERALL | 
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